18152+0229 BAL1961

 
 
18h 15m 10.43s +02 29' 25.1" P.A. 359 sep 17.4 mag 9.45,10.90 Sp K5
 
 
Coord 2000
18152+0229
Discov num
BAL1961
Comp
Coord arcsec 2000
18 15 10.43 +02 29 25.1
Date first
1909
Date last
2016
Obs
5
Pa first
358
Pa last
359
P.A. Now (θ)
359°
Sep first
16.5
Sep last
17.4
Sep. Now (ρ)
17.4"
Mag pri
9.45
Mag sec
10.90
delta mag (ΔM)
1.45
Spectral class
K5 (yellow-orange)
Pri motion ra
-002
Sec motion ra
+003
Pri motion dec
-010
Sec motion dec
-003
Notes
rPM=0.844
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
359.1
Precise sep
17.436
Constellation
Ophiuchus
Tycho2
0436-02075-1
last precise pa
359.1
last precise sep
17.436
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18152+0229 BAL1961 2002 3 359 17.8 9.45 10.90 K5 181510.43+022925.1
18152+0229 BAL1961 2016 5 359 17.4 9.45 10.90 K5 181510.43+022925.1

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